:root {
  --primary-color: #F2C14E;
  --secondary-color: #FFD36B;
  --background-color: #0A0A0A;
  --card-bg-color: #111111;
  --text-main-color: #FFF6D6;
  --border-color: #3A2A12;
  --glow-color: #FFD36B;
  --button-gradient: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
  --header-offset: 122px; /* Desktop without marquee */
}

/* Base styles */
body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding-top: var(--header-offset); /* Fixed header offset */
  background-color: var(--background-color);
  color: var(--text-main-color);
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: var(--text-main-color);
}

a:hover {
  color: var(--primary-color);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 8px; /* Rounded corners */
  font-weight: bold;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none; /* Remove underline */
  transition: all 0.3s ease;
  background: var(--button-gradient); /* Button gradient */
  color: var(--background-color); /* Contrasting text color */
  border: none;
  box-shadow: 0 4px 15px rgba(255, 211, 107, 0.4); /* Glow effect */
}

.btn:hover {
  filter: brightness(1.1);
  box-shadow: 0 6px 20px rgba(255, 211, 107, 0.6);
}

/* Site Header */
.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  background-color: var(--background-color); /* Dark background for Black Gold theme */
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2); /* Suspended effect */
  z-index: 1000;
  min-height: 60px; /* Ensure content fits */
  display: flex; /* For overall header flexibility */
  align-items: center;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  padding: 10px 30px; /* Desktop padding */
  display: flex;
  align-items: center;
  justify-content: space-between; /* Distribute items */
}

.logo {
  font-size: 28px;
  font-weight: bold;
  color: var(--primary-color); /* Gold color for logo */
  text-transform: uppercase;
  flex-shrink: 0;
  padding-right: 20px; /* Space between logo and nav */
}

/* Main Navigation (Desktop Default) */
.main-nav {
  flex: 1; /* Occupy middle space */
  display: flex; /* Desktop: horizontal */
  flex-direction: row;
  justify-content: center;
  align-items: center;
  gap: 30px;
  position: static; /* Desktop: normal flow */
  padding: 0;
  margin: 0;
}

.main-nav .nav-link {
  font-weight: bold;
  padding: 8px 0;
  position: relative;
  color: var(--text-main-color);
}

.main-nav .nav-link::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.main-nav .nav-link:hover::after,
.main-nav .nav-link.active::after {
  width: 100%;
}

/* Desktop Buttons */
.desktop-nav-buttons {
  flex-shrink: 0;
  margin-left: auto; /* Push to right */
  display: flex; /* Default for desktop */
  gap: 10px;
}

/* Mobile specific elements (hidden by default on desktop) */
.hamburger-menu {
  display: none; /* Hidden on desktop */
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 24px;
  position: relative;
  z-index: 1001; /* Above mobile-nav-buttons */
  flex-shrink: 0;
  margin-right: 15px;
}

.hamburger-menu .hamburger-icon {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--primary-color);
  position: absolute;
  left: 0;
  transition: all 0.3s ease;
}

.hamburger-menu .hamburger-icon:nth-child(1) { top: 0; }
.hamburger-menu .hamburger-icon:nth-child(2) { top: 50%; transform: translateY(-50%); }
.hamburger-menu .hamburger-icon:nth-child(3) { bottom: 0; }

.hamburger-menu.active .hamburger-icon:nth-child(1) { transform: translateY(11px) rotate(45deg); }
.hamburger-menu.active .hamburger-icon:nth-child(2) { opacity: 0; }
.hamburger-menu.active .hamburger-icon:nth-child(3) { transform: translateY(-11px) rotate(-45deg); }


.mobile-nav-buttons {
  display: none !important; /* Hidden on desktop, important to override flex on desktop */
}

.mobile-menu-overlay {
  display: none; /* Hidden by default */
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 998; /* Below menu, above content */
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Footer Styles */
.site-footer {
  background-color: var(--card-bg-color); /* Dark background for footer */
  padding: 40px 0 20px;
  color: var(--text-main-color);
  font-size: 14px;
}

.site-footer a {
  color: var(--text-main-color);
}

.site-footer a:hover {
  color: var(--primary-color);
}

.footer-main-content {
  padding-bottom: 30px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 30px;
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* Four columns desktop */
  gap: 30px;
}

.footer-col {
  padding-right: 15px;
}

.footer-logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--primary-color);
  text-transform: uppercase;
  display: block;
  margin-bottom: 15px;
}

.footer-description {
  margin-top: 0;
  line-height: 1.8;
  word-wrap: break-word; /* Ensure description wraps */
  overflow-wrap: break-word;
  color: var(--text-main-color);
}

.footer-title {
  font-size: 18px;
  color: var(--primary-color);
  margin-top: 0;
  margin-bottom: 20px;
}

.footer-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav li {
  margin-bottom: 10px;
}

.footer-bottom {
  border-top: 1px solid var(--border-color); /* Border above copyright */
  padding-top: 20px;
  text-align: center;
  color: var(--text-main-color);
  margin-top: 20px;
}

/* Slot Anchors - ensure they don't hide content */
.footer-slot-anchor, .footer-slot-anchor-inner {
  /* These elements must not hide injected content */
  display: block; /* Ensure they are rendered */
  min-height: 1px; /* Smallest possible height */
}

/* Media Queries for Mobile */
@media (max-width: 768px) {
  :root {
    --header-offset: 110px; /* Mobile without marquee */
  }

  body {
    padding-top: var(--header-offset);
    overflow-x: hidden; /* Prevent horizontal scroll */
  }

  /* Mobile Content Overflow Protection */
  .page-content img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
  }
  .page-content {
    overflow-x: hidden;
    max-width: 100%;
  }

  /* Header Mobile Layout */
  .site-header {
    min-height: 50px; /* Adjust for mobile */
  }

  .header-container {
    width: 100%; /* Occupy full width */
    max-width: none; /* No max-width restriction */
    padding: 10px 15px; /* Mobile padding */
    justify-content: flex-start; /* Align items to start */
  }

  .hamburger-menu {
    display: block; /* Show hamburger on mobile */
  }

  .logo {
    flex: 1 !important; /* Mobile logo centering with flex */
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    font-size: 24px;
    padding-right: 0;
  }

  .main-nav {
    display: none; /* Hidden by default on mobile */
    flex-direction: column; /* Vertical menu */
    position: fixed; /* Fixed position for mobile menu */
    top: var(--header-offset); /* Below header */
    left: 0;
    width: 280px; /* Mobile menu width */
    height: calc(100% - var(--header-offset)); /* Full height below header */
    background-color: var(--card-bg-color); /* Menu background */
    padding: 20px;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.3);
    transform: translateX(-100%); /* Initially off-screen */
    transition: transform 0.3s ease;
    z-index: 999; /* Below overlay, above content */
    overflow-y: auto; /* Scroll if content overflows */
    align-items: flex-start;
    justify-content: flex-start;
    gap: 15px;
  }

  .main-nav.active {
    display: flex; /* Show menu when active */
    transform: translateX(0); /* Slide into view */
  }

  .main-nav .nav-link {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
  }

  .main-nav .nav-link:last-child {
    border-bottom: none;
  }

  .main-nav .nav-link::after {
    display: none; /* Hide underline for mobile links */
  }

  .desktop-nav-buttons {
    display: none !important; /* Hide desktop buttons on mobile */
  }

  .mobile-nav-buttons {
    display: flex !important; /* Show mobile buttons */
    flex-shrink: 0;
    gap: 8px;
    margin-left: auto; /* Push to right */
    z-index: 1000; /* Above mobile menu, below hamburger */
  }

  .mobile-nav-buttons .btn {
    padding: 8px 15px; /* Smaller buttons for mobile */
    font-size: 14px;
    border-radius: 6px;
  }

  /* Footer Mobile Layout */
  .footer-container {
    grid-template-columns: 1fr; /* Single column on mobile */
    gap: 20px;
  }

  .footer-col {
    padding-right: 0;
  }

  .footer-title {
    margin-bottom: 15px;
  }
}
/* 移动端内容区防溢出（系统追加，请勿删除） */
@media (max-width: 768px) {
  .page-content img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
  }
  .page-content {
    overflow-x: hidden;
    max-width: 100%;
  }
  body {
    overflow-x: hidden;
  }
}